function doSzBorder(){
		
	var polyline = new GPolyline([
		new GLatLng(22.726,113.758),
		new GLatLng(22.737,113.764),
		new GLatLng(22.743,113.771),
		new GLatLng(22.752,113.787),
		new GLatLng(22.757,113.794),
		new GLatLng(22.764,113.794),
		new GLatLng(22.770,113.790),
		new GLatLng(22.775,113.801),
		new GLatLng(22.778,113.803),
		new GLatLng(22.783,113.802),
		new GLatLng(22.789,113.813),
		new GLatLng(22.793,113.818),
		new GLatLng(22.801,113.836),
		new GLatLng(22.812,113.840),
		new GLatLng(22.820,113.840),
		new GLatLng(22.823,113.838),
		new GLatLng(22.828,113.838),
		new GLatLng(22.834,113.847),
		new GLatLng(22.842,113.870),
		new GLatLng(22.850,113.879),
		new GLatLng(22.842,113.901),
		new GLatLng(22.833,113.911),
		new GLatLng(22.827,113.943),
		new GLatLng(22.817,113.955),
		new GLatLng(22.810,113.972),
		new GLatLng(22.798,113.980),
		new GLatLng(22.801,113.991),
		new GLatLng(22.775,113.998),
		new GLatLng(22.762,114.006),
		new GLatLng(22.765,114.033),
		new GLatLng(22.771,114.049),
		new GLatLng(22.775,114.056),
		new GLatLng(22.748,114.068),
		new GLatLng(22.751,114.088),
		new GLatLng(22.742,114.100),
		new GLatLng(22.733,114.102),
		new GLatLng(22.724,114.107),
		new GLatLng(22.717,114.125),
		new GLatLng(22.710,114.145),
		new GLatLng(22.700,114.149),
		new GLatLng(22.688,114.156),
		new GLatLng(22.677,114.168),
		new GLatLng(22.666,114.155),
		new GLatLng(22.655,114.175),
		new GLatLng(22.667,114.190),
		new GLatLng(22.686,114.195),
		new GLatLng(22.700,114.199),
		new GLatLng(22.713,114.207),
		new GLatLng(22.725,114.209),
		new GLatLng(22.737,114.216),
		new GLatLng(22.764,114.202),
		new GLatLng(22.769,114.184),
		new GLatLng(22.779,114.183),
		new GLatLng(22.790,114.202),
		new GLatLng(22.800,114.212),
		new GLatLng(22.812,114.226),
		new GLatLng(22.783,114.258),
		new GLatLng(22.810,114.289),
		new GLatLng(22.804,114.311),
		new GLatLng(22.809,114.346),
		new GLatLng(22.792,114.348),
		new GLatLng(22.777,114.349),
		new GLatLng(22.765,114.356),
		new GLatLng(22.759,114.388),
		new GLatLng(22.763,114.396),
		new GLatLng(22.777,114.398),
		new GLatLng(22.785,114.409),
		new GLatLng(22.769,114.416),
		new GLatLng(22.751,114.415),
		new GLatLng(22.724,114.405),
		new GLatLng(22.710,114.411),
		new GLatLng(22.700,114.427),
		new GLatLng(22.677,114.429),
		new GLatLng(22.662,114.433),
		new GLatLng(22.667,114.460),
		new GLatLng(22.669,114.496),
		new GLatLng(22.661,114.510)
		
	],"#f33f00",6,0.5,0.3);
	map.addOverlay(polyline);

}